rfid

In the Maker Shed: RFID Starter Pack

In the Maker Shed: RFID Starter Pack

By Michael Castor

Michael Castor

I am the Evangelist for the Maker Shed. It seems that there is no limit to my making interests. I'm a tinkerer at heart and have a passion for solving problems and figuring out how things work. When not working for Make I can be found falling off my unicycle, running in adverse weather conditions, skiing down the nearest hill, restoring vintage motorcycles, or working on my car.

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Who doesn’t love RFID? It unlocks doors, helps you find lost pets, and even helps you pay for coffee. Want to experiment with this incredible technology at home? Check out what the Maker Shed has to offer!

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How-To: RF Shielded Wallet

How-To: RF Shielded Wallet

By Matt Richardson

Matt Richardson

Matt Richardson is a San Francisco-based creative technologist and Contributing Editor at MAKE. He’s the co-author of Getting Started with Raspberry Pi and the author of Getting Started with BeagleBone.

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With short range wireless technology becoming increasing prevalent in the various cards we hold in our wallets, Serge Negrashov decided to make his own radio frequency shielded wallet to block any potential wireless data snoops. He used extremely strong Kevlar-Nomex as the fabric and painted the inside with silver epoxy to give the wallet its shielding quality. If you’re looking for a budget version, he says that regular epoxy with a layer of tin foil might work as well. What do you think of RF shielded wallets? Better safe than sorry or overboard paranoia?

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Roll Your Own RFID Tags

Roll Your Own RFID Tags

By Sean Michael Ragan

Sean Michael Ragan

I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I am a long-time contributor to MAKE magazine and makezine.com. My work has also appeared in ReadyMade, c't – Magazin für Computertechnik, and The Wall Street Journal.

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Beth’s prototype design, here, uses 100 turns of AWG 40 magnet wire, an ATtiny85 integrated circuit, a couple of surface-mount capacitors, and a duct-tape substrate sealed under a layer of clear packing tape. She reports that “the read range is practically indistinguishable from a mass-produced RFID card.”

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RFID speakers change their tune as they are moved

By John Baichtal

John Baichtal

My interests include writing, electronics, RPGs, scifi, hackers & hackerspaces, 3D printing, building sets & toys. @johnbaichtal nerdage.net

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This is a Journey into Sound is the work of three Copenhagen Institute of Interaction Design students during a class taught by Arduino co-creator Massimo Banzi. Using a combination of RFID technology, Processing and Arduino, the speakers work as location aware controllers, allowing the user to interact with music and the environment by moving the […]

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